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本文(FORD FLTM BI 113-05-2003 RESISTANCE TO ACID SPOTTING OF PAINTED TEST PANELS OR ACTUAL FINISHED PARTS《涂漆试验板或实际成品部件的耐酸斑性能[替代 FORD FLTM BI 013-05]》.pdf)为本站会员(赵齐羽)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

FORD FLTM BI 113-05-2003 RESISTANCE TO ACID SPOTTING OF PAINTED TEST PANELS OR ACTUAL FINISHED PARTS《涂漆试验板或实际成品部件的耐酸斑性能[替代 FORD FLTM BI 013-05]》.pdf

1、 FORD LABORATORY TEST METHOD BI 113-05 Date Action Revisions 2003 03 06 Activated Reactivated, inactivated in error R. Lord 2002 11 22 INACTIVATED Replaced by BI 113-07 A. Wedepohl 1991 05 15 Printed copies are uncontrolled Page 1 of 2 Copyright 2003, Ford Global Technologies, Inc. RESISTANCE TO ACI

2、D SPOTTING OF PAINTED TEST PANELS OR ACTUAL FINISHED PARTS Application This procedure is used to determine the resistance of painted panels or finished parts to acid spotting. Apparatus Required Watch Glasses - used to cover the test area Sulphuric Acid - 3.0 to 4.0 pH Conditioning and Test Conditio

3、ns All test values indicated herein are based on material conditioned in a controlled atmosphere of 23 +/- 2 C and 50 +/- 5 % relative humidity for not less than 72 h prior to testing and tested under the same conditions unless otherwise specified. Procedure 1. Prepare a paint panel with finished co

4、at of test enamel as described in Ford Laboratory Test Method BI 103-02, or use actual parts. 2. Place the prepared paint panel or part, horizontally, in a conventional air circulating paint bake oven at 37 +/- 2 C metal temperature for 24 h. 3. Place 5 spots 8-10 mm in diameter of sulfuric acid on

5、a painted panel at 10 minute intervals. Place watch glass on each test area. 4. After a total elapsed time of 30 minutes, remove the test panel or part from the oven. Remove the watch glasses. Rinse off with tap water any remaining residue. FORD LABORATORY TEST METHOD BI 113-05 Page 2 of 2 Copyright

6、 2003, Ford Global Technologies, Inc. 5. There should now be three acid treated areas on the panel or part: 10 minutes, 20 minutes and 30 minutes acid exposure. 6. Examine test areas for discoloration. 7. Compare with master approved sample on file in Body Materials Engineering Department and report

7、 results per relevant Engineering Materials Specification. 8. Repeat steps 1 thru 7 except place panel or part in bake oven at 55 +/- 2 C metal temperature for 24 h. Chemicals, materials, parts, and equipment referenced in this document must be used and handled properly. Each party is responsible for determining proper use and handling in its facilities.

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